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Slate and Shoshonite Definition


Shoshonite and Slate Definition


Definition

Definition
Slate is a fine-grained, foliated, homogeneous metamorphic rock derived from an original shale-type sedimentary rock composed of clay or volcanic ash through low-grade regional metamorphism   
Shoshonite is a basaltic rock, properly a potassic trachyandesite, composed of olivine, augite and plagioclase phenocrysts in a groundmass with calcic plagioclase and sanidine and some dark-colored volcanic glass   

History
  
  

Origin
England   
Wyoming,USA   

Discoverer
Unknown   
Iddings   

Etymology
From Old French esclate, from esclat (French éclat)   
From the place of origin called Shoshone riverin Wyoming   

Class
Metamorphic Rocks   
Igneous Rocks   

Sub-Class
Durable Rock, Medium Hardness Rock   
Durable Rock, Medium Hardness Rock   

Family
  
  

Group
Not Applicable   
Volcanic   

Other Categories
Fine Grained Rock, Opaque Rock   
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock   

Texture >>
<< Summary

Definition of Slate and Shoshonite

The general Slate and Shoshonite definition can be stated as: Slate is a fine-grained, foliated, homogeneous metamorphic rock derived from an original shale-type sedimentary rock composed of clay or volcanic ash through low-grade regional metamorphism. On the other hand, Shoshonite is a basaltic rock, properly a potassic trachyandesite, composed of olivine, augite and plagioclase phenocrysts in a groundmass with calcic plagioclase and sanidine and some dark-colored volcanic glass. Along with definition of Slate and Shoshonite, get to know about Properties of Slate and Shoshonite. Get to know more information about Slate and Shoshonite origin and discoverer, etymology and class.

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History of Slate and Shoshonite

The history of Slate and Shoshonite gives information about where the rock was found and who was its discoverer. Almost each and every aspect of Earth's history is recorded in rocks be it the volcanoes which were erupted or the plants, animals and organisms which are now extinct, as rocks are present from millions of years.

Slate and Shoshonite Origin and Discoverer

Slate and Shoshonite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Slate and Shoshonite. In this section, you will know about Slate and Shoshonite Origin and Discoverer. Origin of Slate is England whereas Origin of Shoshonite is Wyoming,USA. It is interesting to know the name of Slate and Shoshonite discoverer. The Discoverer of Slate is Unknown and the discoverer of Shoshonite is Iddings.

Etymology of Slate and Shoshonite

Along with Slate and Shoshonite definition, know more about the etymology of Slate and Shoshonite. Etymology of Slate and Shoshonite gives information about origin and formation of a particular rock. Know more about Formation of Slate and Formation of Shoshonite. The etymology of Slate is From Old French esclate, from esclat (French éclat) while that of Shoshonite is From Old French esclate, from esclat (French éclat). The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Slate belongs to Metamorphic Rocks while Shoshonite belongs to Igneous Rocks. The sub-class, group and other categories of Slate and Shoshonite are listed below.

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